when I start it from the commandline, i get the following output

$ bouncy 
*** glibc detected *** python: free(): invalid pointer: 0x094d2528 ***
======= Backtrace: =========
/lib/tls/i686/cmov/libc.so.6[0xb7db0d65]
/lib/tls/i686/cmov/libc.so.6(cfree+0x90)[0xb7db4800]
/usr/lib/libstdc++.so.6(_ZdlPv+0x21)[0xb77fdd81]
/usr/lib/libapt-pkg-libc6.6-6.so.4.5(_Z13ReadConfigDirR13ConfigurationRKSsbj+0x317)[0xaae9d3b7]
/usr/lib/libapt-pkg-libc6.6-6.so.4.5(_Z13pkgInitConfigR13Configuration+0x82b)[0xaaed29db]
/usr/lib/python2.5/site-packages/apt_pkg.so[0xaaf4dac2]
python(PyEval_EvalFrameEx+0x5d0c)[0x80c8eec]
python(PyEval_EvalCodeEx+0x775)[0x80ca115]
python(PyEval_EvalCode+0x57)[0x80ca187]
python(PyImport_ExecCodeModuleEx+0xac)[0x80de9ac]
python[0x80df306]
python[0x80e09ce]
python[0x80df98b]
python[0x80dfebc]
python[0x80e0068]
python(PyImport_ImportModuleLevel+0x27)[0x80e04f7]
python[0x80c1db4]
python(PyObject_Call+0x27)[0x805c9e7]
python(PyEval_CallObjectWithKeywords+0x6c)[0x80c232c]
python(PyEval_EvalFrameEx+0x18bd)[0x80c4a9d]
python(PyEval_EvalCodeEx+0x775)[0x80ca115]
python(PyEval_EvalCode+0x57)[0x80ca187]
python(PyImport_ExecCodeModuleEx+0xac)[0x80de9ac]
python[0x80df306]
python[0x80df98b]
python[0x80dfe3e]
python[0x80e0068]
python(PyImport_ImportModuleLevel+0x27)[0x80e04f7]
python[0x80c1db4]
python(PyObject_Call+0x27)[0x805c9e7]
python(PyEval_CallObjectWithKeywords+0x6c)[0x80c232c]
python(PyEval_EvalFrameEx+0x18bd)[0x80c4a9d]
python(PyEval_EvalCodeEx+0x775)[0x80ca115]
python(PyEval_EvalCode+0x57)[0x80ca187]
python(PyImport_ExecCodeModuleEx+0xac)[0x80de9ac]
python[0x80df306]
python[0x80df98b]
python[0x80dfe3e]
python[0x80e0068]
python(PyImport_ImportModuleLevel+0x27)[0x80e04f7]
python[0x80c1db4]
python(PyObject_Call+0x27)[0x805c9e7]
python(PyEval_CallObjectWithKeywords+0x6c)[0x80c232c]
python(PyEval_EvalFrameEx+0x18bd)[0x80c4a9d]
python(PyEval_EvalCodeEx+0x775)[0x80ca115]
python(PyEval_EvalCode+0x57)[0x80ca187]
python(PyImport_ExecCodeModuleEx+0xac)[0x80de9ac]
python[0x80df306]
python[0x80df98b]
python[0x80dfe3e]
python[0x80e00b0]
python(PyImport_ImportModuleLevel+0x27)[0x80e04f7]
python[0x80c1db4]
python(PyObject_Call+0x27)[0x805c9e7]
python(PyEval_CallObjectWithKeywords+0x6c)[0x80c232c]
python(PyEval_EvalFrameEx+0x18bd)[0x80c4a9d]
python(PyEval_EvalCodeEx+0x775)[0x80ca115]
python(PyEval_EvalCode+0x57)[0x80ca187]
python(PyImport_ExecCodeModuleEx+0xac)[0x80de9ac]
python[0x80df306]
python[0x80e09ce]
python[0x80df98b]
python[0x80dfe3e]
======= Memory map: ========
08048000-0813f000 r-xp 00000000 08:06 6363       /usr/bin/python2.5
0813f000-08164000 rw-p 000f6000 08:06 6363       /usr/bin/python2.5
08164000-094dd000 rw-p 08164000 00:00 0          [heap]
aae76000-aaf42000 r-xp 00000000 08:06 702172     /usr/lib/libapt-pkg-libc6.6-6.so.4.5.0
aaf42000-aaf45000 rw-p 000cb000 08:06 702172     /usr/lib/libapt-pkg-libc6.6-6.so.4.5.0
aaf45000-aaf66000 r-xp 00000000 08:06 840588     /usr/lib/python2.5/site-packages/apt_pkg.so
aaf66000-aaf69000 rw-p 00020000 08:06 840588     /usr/lib/python2.5/site-packages/apt_pkg.so
aaf69000-ab094000 r-xp 00000000 08:06 364646     /usr/lib/i686/cmov/libcrypto.so.0.9.8
ab094000-ab0a9000 rw-p 0012a000 08:06 364646     /usr/lib/i686/cmov/libcrypto.so.0.9.8
ab0a9000-ab0ac000 rw-p ab0a9000 00:00 0 
ab0ac000-ab0ba000 rw-p ac943000 00:00 0 
ab0ba000-ab1ba000 rw-s 010bd000 00:0e 23123      /dev/dri/card0
ab1ba000-ab2bc000 rw-p ab1ba000 00:00 0 
ab2d4000-ab2f7000 r-xp 00000000 08:06 647850     /usr/lib/python2.5/site-packages/_xmlplus/parsers/pyexpat.so
ab2f7000-ab2fa000 rw-p 00023000 08:06 647850     /usr/lib/python2.5/site-packages/_xmlplus/parsers/pyexpat.so
ab2fa000-ab337000 r-xp 00000000 08:06 364650     /usr/lib/i686/cmov/libssl.so.0.9.8
ab337000-ab33b000 rw-p 0003c000 08:06 364650     /usr/lib/i686/cmov/libssl.so.0.9.8
ab35d000-ab35f000 rw-p ab35d000 00:00 0 
ab35f000-ab37f000 rw-s 010bc000 00:0e 23123      /dev/dri/card0
ab37f000-ab3ff000 rw-p ab37f000 00:00 0 
ab3ff000-ab41f000 rw-s 010bb000 00:0e 23123      /dev/dri/card0
ab41f000-ab49f000 rw-p ab41f000 00:00 0 
ab49f000-ab4bf000 rw-s 010ba000 00:0e 23123      /dev/dri/card0
ab4bf000-ab4c5000 rw-p ab4bf000 00:00 0 
ab4c5000-ab4e5000 rw-s 010b9000 00:0e 23123      /dev/dri/card0
ab4e5000-ab5e6000 rw-p ab4e5000 00:00 0 
ab5e7000-ab6e8000 rw-p ab5e7000 00:00 0 
ab6e8000-ab6ec000 r-xp 00000000 08:06 51249      /usr/lib/python2.5/lib-dynload/zlib.so
ab6ec000-ab6ed000 rw-p 00004000 08:06 51249      /usr/lib/python2.5/lib-dynload/zlib.so
ab6ed000-ab6f0000 r-xp 00000000 08:06 740628     /usr/lib/python2.5/lib-dynload/_locale.so
ab6f0000-ab6f1000 rw-p 00003000 08:06 740628     /usr/lib/python2.5/lib-dynload/_locale.so
ab6f1000-ab6f3000 r-xp 00000000 08:06 51218      /usr/lib/python2.5/lib-dynload/grp.so
ab6f3000-ab6f4000 rw-p 00001000 08:06 51218      /usr/lib/p/usr/games/bouncy: line 4: 27646 Aborted                 (core dumped) python game.py "$@"